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Add pointers to GCC's allowable values for -march, and restore structure

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of rev 1.7 until someone can sit down and think thru all the GCC 3.1
related changes.
This commit is contained in:
David E. O'Brien 2002-05-11 20:18:54 +00:00
parent 88d564040b
commit ab4448f3e4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=96421
1 changed files with 10 additions and 6 deletions
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16
share/mk/bsd.cpu.mk
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@ -22,17 +22,21 @@ CPUTYPE = i686
. elif ${CPUTYPE} == "pentium"
CPUTYPE = i586
. elif ${CPUTYPE} == "athlon"
CPUTYPE = athlon
CPUTYPE = k7
. endif
.endif
# Logic to set up correct gcc optimization flag. This must be included
# Logic to set up correct gcc optimization flag. This must be included
# after /etc/make.conf so it can react to the local value of CPUTYPE
# defined therein.
# defined therein. Consult:
# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html
# http://gcc.gnu.org/onlinedocs/gcc/DEC-Alpha-Options.html
# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
.if !defined(NO_CPU_CFLAGS) || !defined(NO_CPU_COPTFLAGS)
. if ${MACHINE_ARCH} == "i386"
. if ${CPUTYPE} == "athlon"
. if ${CPUTYPE} == "k7"
_CPUCFLAGS = -march=athlon
. elif ${CPUTYPE} == "k6-2"
_CPUCFLAGS = -march=k6
@ -83,8 +87,8 @@ CFLAGS += ${_CPUCFLAGS}
# presence of a CPU feature.
.if ${MACHINE_ARCH} == "i386"
. if ${CPUTYPE} == "athlon"
MACHINE_CPU = athlon 3dnow mmx k6 k5 i586 i486 i386
. if ${CPUTYPE} == "k7"
MACHINE_CPU = k7 3dnow mmx k6 k5 i586 i486 i386
. elif ${CPUTYPE} == "k6-2"
MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
. elif ${CPUTYPE} == "k6"